ST72321J7-Auto STMicroelectronics, ST72321J7-Auto Datasheet - Page 11
ST72321J7-Auto
Manufacturer Part Number
ST72321J7-Auto
Description
8-bit MCU for automotive with 48 Kbyte Flash, 10-bit ADC, timers, SPI, SCI and I2C interfaces
Manufacturer
STMicroelectronics
Datasheet
1.ST72321R9-AUTO.pdf
(243 pages)
Specifications of ST72321J7-Auto
Hdflash Endurance
100 cycles, data retention 20 years
Clock Sources
crystal/ceramic resonator oscillators, internal RC oscillator and bypass for external clock
4 Power Saving Modes
Halt, Active Halt, Wait and Slow
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ST72321xx-Auto
23
22.2
22.3
Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 242
22.1.7
22.1.8
22.1.9
22.1.10 I
22.1.11 Readout protection with LVD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 240
All Flash devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 240
22.2.1
Limitations specific to ROM devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . 240
22.3.1
22.3.2
22.3.3
22.3.4
22.3.5
22.3.6
22.3.7
SCI wrong break duration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 239
16-bit timer PWM mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 239
TIMD set simultaneously with OC interrupt . . . . . . . . . . . . . . . . . . . . . 240
Internal RC oscillator with LVD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 240
LVD operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 240
LVD startup behavior . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 241
AVD not supported . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 241
Internal RC oscillator operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 241
External clock source with PLL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 241
Pull-up not present on PE2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 241
Readout protection with LVD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 241
2
C multimaster . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 240
Doc ID 13829 Rev 1
Contents
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